diff --git a/client/assets/css/main.css b/client/assets/css/main.css
index a75dbed..834c0c8 100644
--- a/client/assets/css/main.css
+++ b/client/assets/css/main.css
@@ -52,6 +52,12 @@ a {
     height: calc(100vh - 50px);
     margin: auto;
     background: #ccc;
+    -webkit-touch-callout: none;
+    -webkit-user-select: none;
+    -khtml-user-select: none;
+    -moz-user-select: none;
+    -ms-user-select: none;
+    user-select: none;
 }
 
 #scrollbar {